Kansas self-employment tax 2026
With $68,000 of self-employment profit in Kansas, a single filer owes about $9,608 in self-employment tax for 2026 and should set aside about $4,152 each quarter.
Self-employment tax · 2026
Quarterly payments $9,608for the year
15.3% on 92.35% of your profit
Where your $68,000 of profit goes
You keep$51,39275.6%
Social Security$7,78711.5%
Medicare$1,8212.7%
Federal income tax$4,2736.3%
Kansas income tax$2,7274.0%
Income tax
$7,000
Total tax
$16,608
Each quarter
$4,152
Quarterly estimated payments for 2026
Apr 15, 2026Covers Jan 1 to Mar 31
$4,152Jun 15, 2026Covers Apr 1 to May 31
$4,152Sep 15, 2026Covers Jun 1 to Aug 31
$4,152Jan 15, 2027Covers Sep 1 to Dec 31
$4,152Equal amounts to set aside, not a bill.
Self-employment tax in Kansas
- Self-employment tax
- 15.3%
- Wage base
- $184,500
- Extra Medicare
- 0.9%
- Owed from
- $400
- Business income deduction
- 20%
- Kansas income tax
- 5.2% to 5.58%
How we work it out
- 1Net earningsYour profit times 92.35%.
- 2Social Security12.4% on net earnings up to $184,500, less W-2 wages.
- 3Medicare2.9% on all net earnings, plus 0.9% over $200,000.
- 4Income taxAfter half your self-employment tax and the 20% business income deduction.
- 5Quarterly estimateSelf-employment tax plus income tax on the profit, split in four.
Self-employment tax questions
How much self-employment tax do I owe on $68,000 of profit?
About $9,608 for 2026, made of $7,787 for Social Security and $1,821 for Medicare. Half of it, $4,804, comes off your income before income tax.
What is the self-employment tax rate for 2026?
15.3% on 92.35% of your net profit: 12.4% for Social Security on up to $184,500 and 2.9% for Medicare on all of it. Above $200,000 for single filers, another 0.9% Medicare applies.
When are 2026 estimated tax payments due?
Apr 15, 2026, Jun 15, 2026, Sep 15, 2026, and Jan 15, 2027. Each payment covers the months before it.
I also have a W-2 job. Does that change my self-employment tax?
Yes. Social Security stops at $184,500 of combined earnings, and your job's wages count first. Add your W-2 wages in the calculator to see the difference.
Does Kansas tax self-employment income?
Yes. Kansas taxes your profit as income at 5.2% to 5.58%.
Sources
- IRS Revenue Procedure 2025-32: 2026 brackets and standard deduction
- Social Security Administration: 2026 contribution and benefit base
- IRS Notice 2025-67: 2026 retirement plan limits
- Kansas Department of Revenue
- Kansas DOR, 2026 Form K-40ES: 2026 standard deduction chart and tax computation schedules
- Kansas DOR, 2025 Individual Income Tax booklet: exemption allowances, extra $2,320 for head of household
- Kansas DOR Notice 25-06: no rate reduction for tax year 2026
- Kansas DOR Notice 26-11: no rate reduction for tax year 2027
Nearby states
All statesKnow your real profit before each due date
BooksGPT keeps your books current, so your profit this year is one question away.
Get started